Squaring.net >> IRTS >> PPIRTSS >> Order 19

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:110AI GHM

Order: 19

Horizontal side: 110 Vertical side: 110

Elements: 4√2, 8, 7√2, 8√2, 12, 14, 12√2, 16√2, 23, 24, 18√2, 32, 23√2, 28√2, 32√2, 46, 55, 64, 55√2.

Code: 645 0 46 554 55 55 553 110 55 164 71 39 230 87 55 231 110 55 465 0 0 284 28 18 46 52 42 87 56 46 86 56 38 72 71 39 243 52 18 122 64 30 147 64 32 320 78 32 321 110 32 123 64 18 184 46 0

The properties below may precede order:side in a tiling's title:

Credit for Discovery

Just three people are credited with the discovery of Primitive Perfects:

Geoffrey H. Morley (GHM, England)

Jasper D. Skinner, II (JDS, United States)

William T. Tutte (WTT, Canada, 1917-2002) (15:44AI, 17:136AJ and 19:56AJ only)

64
55√2
55
16√2
23√2
23
46
28√2
4√2
8
8√2
7√2
24
12√2
14
32√2
32
12
18√2